Japan chart: Mario Kart 7 soars, Zelda plummets

Good news/bad news for Nintendo in this week's Japanese sales charts. Mario Kart 7 got off to a storming start but Zelda: Skyward Sword dropped like a stone in its second week.

The Mario Kart series' 3DS debut entered the chart at number one, selling a whopping 423,619 copies, ahead of a new PlayStation 3 Gundam title at number two.

Super Mario 3D Land rose to three, with sales up an impressive 20 per cent week-on-week to 73,907.

The PlayStation 3 version of Assassin's Creed: Revelations entered at number four, selling 39,947 copies, while last week's number one, Zelda: Skyward Sword, dropped to five. Sales of Link's new Wii adventure slumped 83 per cent to 32,191.